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Oosterboschite

A valid IMA mineral species
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About OosterboschiteHide

Formula:
(Pd,Cu)7Se5
Hardness:
4½ - 5
Specific Gravity:
8.48 (Calculated)
Crystal System:
Orthorhombic
Name:
Named after Robert Oosterbosch (1 April 1908, Brussels, Belgium - 11 November 1992), mining geologist. He was involved with the development and exploitation of ore bodies in Katanga.
This page provides mineralogical data about Oosterboschite.


Unique IdentifiersHide

Mindat ID:
3002
Long-form identifier:
mindat:1:1:3002:7

IMA Classification of OosterboschiteHide

Classification of OosterboschiteHide

2.BC.10

2 : SULFIDES and SULFOSALTS (sulfides, selenides, tellurides; arsenides, antimonides, bismuthides; sulfarsenites, sulfantimonites, sulfbismuthites, etc.)
B : Metal Sulfides, M: S > 1: 1 (mainly 2: 1)
C : With Rh, Pd, Pt, etc.
2.16.15.2

2 : SULFIDES
16 : Miscellaneous
3.12.16

3 : Sulphides, Selenides, Tellurides, Arsenides and Bismuthides (except the arsenides, antimonides and bismuthides of Cu, Ag and Au, which are included in Section 1)
12 : Sulphides etc. of the platinum metals

Mineral SymbolsHide

As of 2021 there are now IMA–CNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.

SymbolSourceReference for Standard
OosIMA–CNMNCWarr, L.N. (2021). IMA–CNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43

Physical Properties of OosterboschiteHide

Transparency:
Opaque
Hardness:
4½ - 5 on Mohs scale
Hardness:
VHN100=340 kg/mm2 - Vickers
Density:
8.48 g/cm3 (Calculated)

Optical Data of OosterboschiteHide

Anisotropism:
Medium strong, bluish gray to brownish gray
Reflectivity:
WavelengthR1 (%)R2 (%)
400nm38.4%45.1%
440nm41.4%47.9%
480nm43.9%50.3%
520nm45.6%51.7%
560nm46.0%51.6%
600nm46.3%51.2%
640nm47.2%51.6%
680nm48.2%52.0%
700nm48.6%52.2%


Graph shows reflectance levels at different wavelengths (in nm). Peak reflectance is 52.2%.
R1 shown in black, R2 shown in red
Colour in reflected light:
Pale yellow with a cream tint

Chemistry of OosterboschiteHide

Mindat Formula:
(Pd,Cu)7Se5
Element Weights:
Element% weight
Pd65.361 %
Se34.640 %

Calculated from ideal end-member formula.

Crystallography of OosterboschiteHide

Crystal System:
Orthorhombic
Cell Parameters:
a = 10.42(2) Å, b = 10.60(2) Å, c = 14.43(2) Å
Ratio:
a:b:c = 0.983 : 1 : 1.361
Unit Cell V:
1594 ų
Z:
8
Morphology:
irregular grains, to 0.4 mm
Twinning:
Polysynthetic, two orthogonal sets of fine lamellae always observed in polished section
Comment:
Orthorhombic, pseudotetragonal. Point Group: n.d.; Space Group: n.d.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
2.647 Å(100)
2.600 Å(80)
1.847 Å(80)
2.736 Å(70b)
2.244 Å(70b)
1.935 Å(70)
1.903 Å(70)

Geological EnvironmentHide

Paragenetic Mode(s):
Paragenetic ModeEarliest Age (Ga)
High-? alteration and/or metamorphism
33 : Minerals deposited by hydrothermal metal-rich fluids (see also [#12])

Type Occurrence of OosterboschiteHide

Synonyms of OosterboschiteHide

Other Language Names for OosterboschiteHide

Simplified Chinese:硒铜钯矿
Traditional Chinese:硒銅鈀礦

Common AssociatesHide

Associations Based on Photo Data:
6 photos of Oosterboschite associated with CuprosklodowskiteCu(UO2)2(SiO3OH)2 · 6H2O
6 photos of Oosterboschite associated with TrogtaliteCoSe2
6 photos of Oosterboschite associated with QuartzSiO2
2 photos of Oosterboschite associated with VerbeekitePdSe2
1 photo of Oosterboschite associated with GuilleminiteBa(UO2)3(SeO3)2O2 · 3H2O

Related Minerals - Strunz-mindat GroupingHide

2.BC.PanskyitePd9Ag2Pb2S4Tet. 4/mmm(4/m2/m2/m) : I4/mmm
2.BC.FleetiteCu2RhIrSb2Iso. m3m(4/m32/m) : Fd3m
2.BC.ColdwellitePd3Ag2SIso. 432 : P4332
2.BC.'UM2004-45-Se:AgHgPd'(Ag,Cu)6Hg2Pd2Se3
2.BC.05'UM2000-47-S:CuFePdPt'PtPd(Fe,Cu)S
2.BC.05MiassiteRh17S15Iso. m3m(4/m32/m) : Pm3n
2.BC.05PalladseitePd17Se15Iso. m3m(4/m32/m)
2.BC.15ChrisstanleyiteAg2Pd3Se4Mon. 2/m : P21/b
2.BC.15JagüéiteCu2Pd3Se4Mon. 2/m : P21/b
2.BC.20KeithconnitePd20Te7Trig. 3 : R3
2.BC.25Vasilite(Pd,Cu)16(S,Te)7Iso. 43m : I43m
2.BC.30TelluropalladinitePd9Te4Mon. 2/m : P21/b
2.BC.35KojonenitePd7-xSnTe2 (0.3 ≤ x ≤ 0.8)Tet. 4/mmm(4/m2/m2/m) : I4/mmm
2.BC.35LuberoitePt5Se4Mon. 2/m : P21/b
2.BC.37KravtsovitePdAg2SOrth. mmm(2/m2/m2/m) : Cmcm
2.BC.40Oulankaite(Pd,Pt)5(Cu,Fe)4SnTe2S2Tet.
2.BC.40LukkulaisvaaraitePd14Ag2Te9Tet. 4/m : I4/m
2.BC.42MonchetundraitePd2NiTe2Orth. mmm(2/m2/m2/m) : Ibam
2.BC.45Telargpalite(Pd,Ag)3(Te,Bi)Iso.
2.BC.45ThalhammeritePd9Ag2Bi2S4Tet. 4/mmm(4/m2/m2/m) : I4/mmm
2.BC.47VymazalováitePd3Bi2S2Iso. 23 : I213
2.BC.50TemagamitePd3HgTe3Trig. 3m : P3m1
2.BC.55BowlesitePtSnSOrth. mm2 : Pca21
2.BC.55SopcheiteAg4Pd3Te4Orth.
2.BC.60LaflammeitePd3Pb2S2Mon. 2/m : B2/m
2.BC.65TischendorfitePd8Hg3Se9Orth.

Other InformationHide

Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Internet Links for OosterboschiteHide

References for OosterboschiteHide

Localities for OosterboschiteHide

Showing 7 localities.

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the symbol to view information about a locality. The symbol next to localities in the list can be used to jump to that position on the map.
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Locality ListHide

- This locality has map coordinates listed. - This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality. - Good crystals or important locality for species. - World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). Struck out - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.
Australia
 
  • Western Australia
    • East Pilbara Shire
      • Rudall River District
Nickel (2002)
Canada
 
  • Saskatchewan
    • Beaverlodge Lake area
      • Goldfields District
        • Consolidated Nicholson Mines
Charles Normand (2016)
DR Congo (TL)
 
  • Lualaba
    • Mutshatsha
      • Kolwezi
Johan et al. (1970) +4 other references
Morocco
 
  • Drâa-Tafilalet Region
    • Zagora Province
      • Zagora Cercle
        • Tinzouline Caïdat
          • Bleida Mines
Kalinin et al. (2022)
UK
 
  • England
    • Devon
      • Torbay
        • Torquay
Roberts et al. (2002)
USA
 
  • Wyoming
    • Albany County
      • New Rambler Mining District
www.excaliburmineral.com +1 other reference
 
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